Viginia Coutinho is a dear friend who just released a new book (in Portuguese) that helps strategists think differently about social media. She is also the organizer of Upload Lisboa, a fantastic event in Portugal that focuses on innovation and disruptive technologies. Earlier in the year, she surprised me by asking if I would consider writing the foreword. Even though I don’t write much about social media these days, I couldn’t let her down. Now that her book is available,…